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UIST
1993
ACM
15 years 2 months ago
A Framework for Shared Applications with a Replicated Architecture
n support in a user interface toolkit: flexible, robust, and reusable abstractions SE Hudson, JT Stasko - 1993 - ACM Press New York, NY, USA 62 1992: Two-handed gesture in multi-mo...
Thomas Berlage, Andreas Genau
PODS
1992
ACM
100views Database» more  PODS 1992»
15 years 2 months ago
On the Equivalence of Recursive and Nonrecursive Datalog Programs
: We study the problem of determining whether a given recursive Datalog program is equivalent to a given nonrecursive Datalog program. Since nonrecursive Datalog programs are equiv...
Surajit Chaudhuri, Moshe Y. Vardi
SODA
1992
ACM
179views Algorithms» more  SODA 1992»
14 years 11 months ago
Approximating the Minimum Weight Triangulation
We show that the length of the minimum weight Steiner triangulation (MWST) of a point set can be approximated within a constant factor by a triangulation algorithm based on quadtr...
David Eppstein
SI3D
1992
ACM
15 years 2 months ago
Integrating Constraints and Direct Manipulation
In this paper, we present techniques for integratingconstraint and direct manipulation approaches to geometric modeling. Direct manipulation positioning techniques are augmented t...
Michael Gleicher
SI3D
1992
ACM
15 years 2 months ago
Implementation of Flying, Scaling and Grabbing in Virtual Worlds
In a virtual world viewed with a head-mounted display, the user may wish to perform certain actions under the control of a manual input device. The most important of these actions...
Warren Robinett, Richard Holloway